Which scenario would most likely result in the extinction of one or more species

Which element is found in both dna and proteins

How does natural selection change thephenotypes within a population over time?

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits